also: エクレール · エクレーア
éclair
A long, cream-filled pastry topped with chocolate icing. Borrowed from French.
from French
I ordered an éclair and coffee at the café.
The éclairs at this bakery are filled with plenty of custard.
Borrowed from French 'éclair'. The spelling エクレア is the most established in Japanese, with エクレール and エクレーア as less common variants.